Novel synthesis of heterocyclic compounds from acetylenes

Author(s):  
Yasuo Wakatsuki ◽  
Hiroshi Yamazaki
Heterocycles ◽  
1985 ◽  
Vol 23 (1) ◽  
pp. 221 ◽  
Author(s):  
Tetsuji Kametani ◽  
Masataka Ihara ◽  
Akihiro Kawaguchi ◽  
Tomoko Kirihara ◽  
Keiichiro Fukumoto

ChemInform ◽  
2010 ◽  
Vol 27 (12) ◽  
pp. no-no
Author(s):  
A. K. KHALAFALLAH ◽  
M. A. SELIM ◽  
R. M. ABU EL-HAMD ◽  
M. A. EL-MAGHRABY ◽  
H. A. SOLEIMAN ◽  
...  

Heterocycles ◽  
1996 ◽  
Vol 43 (10) ◽  
pp. 2139 ◽  
Author(s):  
Isao Takeuchi ◽  
Koosuke Asai ◽  
Yoshiki Hamada ◽  
Katsuyoshi Masuda ◽  
Hiroko Suezawa ◽  
...  

2019 ◽  
Vol 31 (12) ◽  
pp. 2729-2732
Author(s):  
Manoj Kumar ◽  
Shashi Sharma ◽  
Hardeep Singh Tuli ◽  
Rajshree Khare

It has been discovered that ferrocenyl substituted heterocyclic compounds have wide scope of restorative methodology. The combination of ferrocenyl substituted pyrazole is the new class in these compounds with upgraded natural activity. This work center around blend of ferrocenyl substituted pyrazoles through novel course. The combination of 1-phenyl-3-ferrocenyl-pyrazole was examined including addition-cyclocondensation like response conditions. The response continued through three phases using of expansion cyclo-buildup of acetyl ferrocene with phenyl hydrazine pursued by cyclizing reagent iodine with NaHCO3. In both syntheses, each time single product isolated having good yields (87 and 79 %). Ferrocenyl substituted pyrazoles were examined by spectroscopic techniques (1H NMR, IR, MS) and their biological properties have been screened.


Heterocycles ◽  
1977 ◽  
Vol 6 (7) ◽  
pp. 941 ◽  
Author(s):  
Kitaro Oka ◽  
Shoji Hara

ChemInform ◽  
2010 ◽  
Vol 28 (22) ◽  
pp. no-no
Author(s):  
H. ABDEL-GHANY ◽  
A. M. M. EL-SAGHIER ◽  
A. M. EL-SAYED

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